Home / 1,137,493.67-1,704,928.30-427,068.59

Finding the Fourth Proportional to 1,137,493.67, 1,704,928.30 and 427,068.59

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Solution

The fourth proportional to 1,137,493.67, 1,704,928.30 and 427,068.59 is: 640,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,493.67 : 1,704,928.30 = 427,068.59 : x
  2. Step 2: Convert to fraction form
    1,137,493.67/1,704,928.30 = 427,068.59/x
  3. Step 3: Cross multiply
    1,137,493.67x = 1,704,928.30 × 427,068.59
  4. Step 4: Simplify right side
    1,137,493.67x = 728,121,325,132.10
  5. Step 5: Solve for x
    x = 728,121,325,132.10/1,137,493.67
  6. Step 6: Final answer
    x = 640,110.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.